他记起一位朋友昔日的恩情，便写给他一封信表示感谢。

He remembered past kindness of a friend. And wrote him a thankyou letter.

youdao

这里有一封信，是由正在度假旅行的一个女孩写给家乡的朋友。

Here is a letter written by a girl on a vacation trip to her friend at home.

youdao

这里有一封信，是由正在度假旅行的一个女孩写给家乡的朋友。

Here is a letter written by a girl on a vacation trip to her friend at home.

youdao